Dell Latitude 7220 Rugged Extreme Tablet Service Manual - Page 55

Rear Camera, Removing the rear camera

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2. Replace the six (M2x5) screws that secure the system board to the tablet chassis. 3. Affix the adhesive tape and replace the (M2x5) screw that secures it to the system board. 4. Affix the conductive cloth that secures the camera MIPI plate on the system board. 5. Replace the two (M2x3) screws that secure the camera MIPI plate on the system board. 6. Connect the OpExpansion module pogo connector cable to the connector on the system board. 7. Connect the rear camera flexible flat cable (FFC) to the connector on the system board. 8. Connect the power button cable to the connector on the system board. 9. Insert and slide the microSD cable and NFC cable under the grommet. 10. Place the bracket and replace the three (M2x5) screws and two (M1.6x5) screws that secure the system board to the tablet chassis. 11. Connect the power adapter cable and replace the (M2x5) screw that secures the system board to the tablet chassis. 12. Connect the following cables to their connector on the system board (L-R): microphone board, LTE main + p-sensor, mic, smartcard, fingerprint reader, microSD card, NFC, mini serial, speaker, pogo connector, right battery, and left battery from the system board. 13. As illustrated, affix the adhesive tapes to the connectors on the system board. 14. Connect the GPS cable to the system board. 15. Connect the antenna cables to the system board. 16. Connect the radio antenna cables and coin-cell battery cable to the system board. 17. Connect the antenna cable to the system board. Next steps 1. Install the WWAN. 2. Install the WLAN. 3. Install the solid-state drive. 4. Install the system fan. 5. Install the heat-sink. 6. Install the display assembly. 7. Install the batteries. 8. Follow the procedure in after working inside your tablet. Rear Camera Removing the rear camera Prerequisites 1. Follow the procedure in before working inside your tablet. 2. Remove the batteries. 3. Remove the display assembly. 4. Remove the heat-sink. 5. Remove the system fan. 6. Remove the solid-state drive. 7. Remove the WLAN. 8. Remove the WWAN. 9. Remove the microphone. 10. Remove the front camera. 11. Remove the coin-cell battery. 12. Remove the system board. About this task The figure indicates the location of the rear camera and provides a visual representation of the removal procedure. Removing and installing components 55

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2.
Replace the six (M2x5) screws that secure the system board to the tablet chassis.
3.
Affix the adhesive tape and replace the (M2x5) screw that secures it to the system board.
4.
Affix the conductive cloth that secures the camera MIPI plate on the system board.
5.
Replace the two (M2x3) screws that secure the camera MIPI plate on the system board.
6.
Connect the OpExpansion module pogo connector cable to the connector on the system board.
7.
Connect the rear camera flexible flat cable (FFC) to the connector on the system board.
8.
Connect the power button cable to the connector on the system board.
9.
Insert and slide the microSD cable and NFC cable under the grommet.
10.
Place the bracket and replace the three (M2x5) screws and two (M1.6x5) screws that secure the system board to the tablet chassis.
11.
Connect the power adapter cable and replace the (M2x5) screw that secures the system board to the tablet chassis.
12.
Connect the following cables to their connector on the system board (L-R): microphone board, LTE main + p-sensor, mic, smartcard,
fingerprint reader, microSD card, NFC, mini serial, speaker, pogo connector, right battery, and left battery from the system board.
13.
As illustrated, affix the adhesive tapes to the connectors on the system board.
14.
Connect the GPS cable to the system board.
15.
Connect the antenna cables to the system board.
16.
Connect the radio antenna cables and coin-cell battery cable to the system board.
17.
Connect the antenna cable to the system board.
Next steps
1.
Install the
WWAN
.
2.
Install the
WLAN
.
3.
Install the
solid-state drive
.
4.
Install the
system fan
.
5.
Install the
heat-sink
.
6.
Install the
display assembly
.
7.
Install the
batteries
.
8.
Follow the procedure in
after working inside your tablet
.
Rear Camera
Removing the rear camera
Prerequisites
1.
Follow the procedure in
before working inside your tablet
.
2.
Remove the
batteries
.
3.
Remove the
display assembly
.
4.
Remove the
heat-sink
.
5.
Remove the
system fan
.
6.
Remove the
solid-state drive
.
7.
Remove the
WLAN
.
8.
Remove the
WWAN
.
9.
Remove the
microphone
.
10.
Remove the
front camera
.
11.
Remove the
coin-cell battery
.
12.
Remove the
system board
.
About this task
The figure indicates the location of the rear camera and provides a visual representation of the removal procedure.
Removing and installing components
55